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Markwort Weighted Baseball

Improve Your Arm Strength! Start with the WT7 and then work up to throwing the WT12 to improve your arm throwing strength. Don't risk injury by throwing full strength. Weights: 7-12 oz. Colors: WT7 - Red, WT8 - Orange, WT9 - Green, WT10 - Purple, WT11 - Yellow, WT12 - Black.

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